#father {
	border: 0px solid red;
	width: 1300px;
	height: 2170px;
	margin: auto;
}

.top {
	border: 0px solid blue;
	width: 431px;
	height: 50px;
	float: left;
}

#top {
	padding-top: 12px;
	height: 38px;
}

#menu {
	border: 0px solid red;
	width: 1300px;
	height: 50px;
	background: black;
	float: left;
}

ul li {
	display: inline;
	color: white;
}

a {
	text-decoration: none;
}

#product_top {
	border: 0px solid blue;
	width: 100%;
	height: 45px;
	padding-top: 8px;
}

#product_bottom {
	border: 0px solid green;
	width: 100%;
	height: 500px;
}

#product_bottom_left {
	border: 0px solid red;
	width: 200px;
	height: 500px;
	float: left;
}

#product_bottom_right {
	border: 0px solid blue;
	width: 1094px;
	height: 500px;
	float: left;
}

#big {
	border: 0px solid red;
	width: 544px;
	height: 248px;
	float: left;
}

#small {
	border: 0px solid blue;
	width: 180px;
	height: 248px;
	float: left;
	/*让里面内容居中*/
	text-align: center;
}

#bottom {
	border: 0px solid gray;
	width: 100%;
	height: 100px;
	text-align: center;
}

#clear {
	clear: both;
}